What is the most ideal Synchronization Status for Security Management Server High Availability deployment?

Which of the following is a new R81 Gateway feature that had not been available in R77.X and older?

How can SmartView application accessed?

What is not a component of Check Point SandBlast?

You work as a security administrator for a large company. CSO of your company has attended a security conference where he has learnt how hackers constantly modify their strategies and techniques to evade detection and reach corporate resources. He wants to make sure that his company has the tight protections in place. Check Point has been selected for the security vendor.
Which Check Point product protects BEST against malware and zero-day attacks while ensuring quick delivery of safe content to your users?